The art of being slightly racist in a casual fashion. It's when one doesn't really hate people of another color, but finds jokes about them ridiculously funny. The casual racist will often make jokes about his own race in addition to jokes about other races. The casual racist does not hate, he appreciates.

Tom: What's the difference between a black man and a bench?
Treyshawn: I don't know. What?
Tom: A bench can support a family of four!
Treyshawn: Hey, that's racist!
Tom: But you know I love you, man!
Treyshawn: Yeah, I guess it's just casual racism.